DIFF HEAD CASE FORD 9in NODULAR 3.250in brg

Strength and reliability.The Strange 9 inch nodular iron cases have steel bearing caps with socket head cap screws and machined adjusting nuts. The cases use D-4512 nodular iron and have extra material around the pinion pilot bearing area to prevent cracking. The bolt holes are tapped deeper and cast with extra material around their diameters. Bearing bores and reinforcing ribs are also cast with additional material for strength, and the stud holes are spot-faced to prevent leaks and mounting surface damage. Note - a bearing kit for use 3.250 case with a spool designed for a 3.062 case is unavailable, the spool required needs to have an OD of 1.990in